package animator.phantom.gui.flow;

/*
    Copyright Janne Liljeblad 2006,2007,2008

    This file is part of Phantom2D.

    Phantom2D is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    Phantom2D is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with Phantom2D.  If not, see <http://www.gnu.org/licenses/>.
*/

import java.awt.*;

//--- Objects with this interface can be draw on FlowEditPanel.
public interface FlowGraphic
{
	//--- Draws graohic.
	public void draw( Graphics g );

	//--- Erases graphics.
	public void erase( Graphics g );

	//--- Sets current position as next erase position.
	//--- Used after graphic is drawn, so that it can be erased later.
	public void setCurrentPositionAsNextErasePosition();
	
	//--- Returns bounding box area of this graphic.
	public Rectangle getArea();

}//end inteface